Views of The Facebook Inc. Logo Ahead of Earnings

Bloomberg

A Facebook Inc. logo is displayed at the top of the login page for facebook.com on a computer screen in Tiskilwa, Illinois, U.S., on Tuesday, Jan. 29, 2013. Facebook Inc. is scheduled to report quarterly earnings on Jan. 30. Photographer: Daniel Acker/Bloomberg via Getty Images

A Facebook Inc. logo is displayed at the top of the login page for facebook.com on a computer screen in Tiskilwa, Illinois, U.S., on Tuesday, Jan. 29, 2013. Facebook Inc. is scheduled to report quarterly earnings on Jan. 30. Photographer: Daniel Acker/Bloomberg via Getty Images